Last summer was one of transition for Mikel Arteta at Arsenal, the Spaniard oversaw a ton of progressive business for the club. Declan Rice, Jurrien Timber and Kai Havertz all arrived for sizable fees, players who should be very successful in North London. And as you’d expect, Arteta also decided to offload a few players from his project. Moreover, whilst the permanent departures of Nicolas Pepe and Pablo Mari looked like straight forward decisions for example, there were one or two tougher calls for the Arsenal manager. It became clear towards the end of last season that Granit Xhaka would be…